The buttons of the system in the taskbar (windows, wifi, battery, etc) does not oppen

[Leopoldo G.]

Good afternoon.I am trying to open my wifi to select it but it does not oppen, the battery, volume, windows button, search, etc does not work either, as well as the comands from my keyboard such as Windows+V, Alt+Tab, etc. I run all the troubleshooters and I get that there is a problem with windows search and with an update, however I shut down the computer and it does not work.Please tell me what is happening if anyone knows. And how to resolve it.Thanks.

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